/*
 * Copyright (C), 2015-2019
 * FileName: Main
 * Author:   zhao
 * Date:     2019/1/9 20:31
 * Description: main函数
 * History:
 * <author>          <time>          <version>          <desc>
 * 作者姓名           修改时间           版本号              描述
 */
package com.lizhaoblog.jjvm;

import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Path;

/**
 * 〈一句话功能简述〉<br>
 * 〈main函数〉
 *
 * @author zhao
 * @date 2019/1/9 20:31
 * @since 1.0.0
 */
public class MainTest {
    public int a = 3;
    public float b = 4.0f;

    public static void main(String[] args) throws IOException {
        System.out.println("Hello World");
    }

    public static float main2(String[] args) {
        float pi = 3.14F;
        float r = 5.4F;
        float area = 2 * pi * r;
        return area;
    }

}